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latestOpenAPI 3.1.02026-08-12185985684.7 KB
checkout

PayPal New Checkout

Initiates the checkout for PayPal payment with a new account

post/checkout/paypal/{merchantId}

Path parameters

merchantIdstring required

Headers

x-coinflow-auth-session-keystring required

The session key generated for the end user - see https://docs.coinflow.cash/api-reference/api-reference/authentication/get-session-key

x-device-idstring
  • (Optional) If you are using Coinflow Chargeback Protection, you must pass the device id of the customer's device.
x-coinflow-client-ipstring

Request body

settlementType'Credits' | 'USDC'
redemptionCheckboolean

(Solana only) If a transaction involved in the purchase, should payment be checked for redemption

authOnlyboolean

Only authorize the purchase. This will not actually capture the payment.(default: false)

feePercentagenumber double

If this purchase is for a seller/submerchant where the marketplace takes a fee, this is the % fee which is taken from the subtotal amount.

jwtTokenstring

This is a token encoding the parameters for the request. Allows purchase parameters to be verified to prevent manipulation when the checkout page is presented to the user.

threeDsChallengePreference'NoPreference' | 'Frictionless' | 'Challenge'
destinationAuthKeystring

If utilizing USDC settlement to addresses other than your main merchant settlement address. Utilize this destinationAuthKey which is a JWT encoded with the information for which address to send the USDC to.

stellarTransactionstring

(Stellar only) Base64 XDR transaction string for executing a merchant contract call on a successful purchase.

For transaction purchases, pass the base64 XDR string created using .toXDR() on a transaction built with generated TypeScript bindings (e.g., NftClientWrapper.buildNftPurchaseTx).

For direct USDC transfers (no merchant transaction), omit this field or pass undefined.

Gas fees for the transaction will be automatically calculated and added to the total charged to the customer.

overrideChargebackProtectionDecisionboolean
doNotReviewChargebackProtectionboolean
presentment'USD' | 'AED' | 'AFN' | 'ALL' | 'AMD' | 'ANG' | 'AOA' | 'ARS' | 'AUD' | 'AWG' | 'AZN' | 'BAM' | 'BBD' | 'BDT' | 'BGN' | 'BHD' | 'BIF' | 'BMD' | 'BND' | 'BOB' | 'BRL' | 'BSD' | 'BTN' | 'BWP' | 'BYN' | 'BZD' | 'CAD' | 'CHF' | 'CLF' | 'CLP' | 'CNY' | 'COP' | 'CRC' | 'CUP' | 'CVE' | 'CZK' | 'DJF' | 'DKK' | 'DOP' | 'DZD' | 'EGP' | 'ETB' | 'EUR' | 'FJD' | 'GBP' | 'GEL' | 'GHS' | 'GMD' | 'GNF' | 'GTQ' | 'GYD' | 'HKD' | 'HNL' | 'HTG' | 'HUF' | 'IDR' | 'ILS' | 'INR' | 'IQD' | 'IRR' | 'ISK' | 'JMD' | 'JOD' | 'JPY' | 'KES' | 'KGS' | 'KHR' | 'KMF' | 'KRW' | 'KWD' | 'KYD' | 'KZT' | 'LAK' | 'LBP' | 'LKR' | 'LRD' | 'LSL' | 'LYD' | 'MAD' | 'MDL' | 'MGA' | 'MKD' | 'MMK' | 'MNT' | 'MOP' | 'MRU' | 'MUR' | 'MWK' | 'MVR' | 'MXN' | 'MYR' | 'MZN' | 'NAD' | 'NGN' | 'NIO' | 'NOK' | 'NPR' | 'NZD' | 'OMR' | 'PAB' | 'PEN' | 'PGK' | 'PHP' | 'PKR' | 'PLN' | 'PYG' | 'QAR' | 'RON' | 'RSD' | 'RWF' | 'SAR' | 'SCR' | 'SDG' | 'SEK' | 'SGD' | 'SLE' | 'SLL' | 'SOS' | 'SRD' | 'STN' | 'SVC' | 'SYP' | 'SZL' | 'THB' | 'TJS' | 'TMT' | 'TND' | 'TOP' | 'TRY' | 'TTD' | 'TWD' | 'TZS' | 'UAH' | 'UGX' | 'UYU' | 'UZS' | 'VND' | 'VUV' | 'WST' | 'XAF' | 'XCD' | 'XOF' | 'XPF' | 'YER' | 'ZAR' | 'ZMW' | 'ZWL' | 'CDF' | 'ERN' | 'FKP' | 'KPW' | 'RUB' | 'SBD' | 'SHP' | 'SSP' | 'VES'
returnUrlstring

The URL to redirect the customer to after they approve the payment. If provided, cancelUrl must also be provided.

cancelUrlstring

The URL to redirect the customer to if they cancel the payment. If provided, returnUrl must also be provided.

simulateAuthorizationFailureboolean

Sandbox Only. Will force the authorization of the payment to fail.

simulateCaptureFailureboolean

Sandbox Only. Will force the capture of the payment to fail.

simulateRefundFailureboolean

Sandbox Only. Will force the refund of the payment to fail.

chargebackProtectionAccountType'guest' | 'private' | 'business'
emailstring

Required if for a new customer

Response

Ok

paymentIdstring required

The ID of the payment that was created.